Chore: add es doc for new component (#12098)

build/bin/new.js

@@ -49,6 +49,10 @@ export default {
     filename: path.join('../../examples/docs/en-US', `${componentname}.md`),
     content: `## ${ComponentName}`
   },
+  {
+    filename: path.join('../../examples/docs/es', `${componentname}.md`),
+    content: `## ${ComponentName}`
+  },
   {
     filename: path.join('../../test/unit/specs', `${componentname}.spec.js`),
     content: `import { createTest, destroyVM } from '../util';